\begin{table}
\small
\centering
\begin{tabular}{l||c|c|c|c}
{\bf }  &   {\bf RT} &   {\bf AT} & {\bf Slack} & {\bf Cells Area} \\
\hline \hline
T = 6   &       5.86 &        1.3 &        4.56 &       1680 \\
\hline
T = 3   &       2.86 &        1.3 &        1.56 &       1680 \\
\hline
T = 2   &       1.86 &        1.3 &        0.56 &       1680 \\
\hline
T = 1.5 &       1.36 &        1.3 &        0.06 &       1680 \\
\hline
\rowcolor[gray]{.9} T = 1   &       0.88 &       0.88 &     $\sim$ 0 &      1830 \\
\end{tabular}  \caption[Area/clock frequency tradeoff]{Area/clock frequency tradeoff.\label{t0}}
\end{table}
